CN104822904A - Nozzle, nozzle hanger, and ceramic to metal attachment system of gas turbine - Google Patents
Nozzle, nozzle hanger, and ceramic to metal attachment system of gas turbine Download PDFInfo
- Publication number
- CN104822904A CN104822904A CN201380034547.7A CN201380034547A CN104822904A CN 104822904 A CN104822904 A CN 104822904A CN 201380034547 A CN201380034547 A CN 201380034547A CN 104822904 A CN104822904 A CN 104822904A
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- China
- Prior art keywords
- nozzle
- suspension bracket
- load
- bearing surface
- footpath
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
- F01D25/246—Fastening of diaphragms or stator-rings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
- F01D5/284—Selection of ceramic materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
- F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
- F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
- F01D9/042—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector fixing blades to stators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/10—Stators
- F05D2240/11—Shroud seal segments
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2300/00—Materials; Properties thereof
- F05D2300/20—Oxide or non-oxide ceramics
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Surgical Instruments (AREA)
Abstract
A nozzle, a nozzle hanger, and a ceramic to metal attachment system are provided. The ceramic to metal attachment system includes the nozzle, a ceramic matrix composite, and the nozzle hanger, a metal. The attachment system also includes a clamping member adjacent a second surface of the nozzle and a mounting member of the nozzle. The attachment system includes a plurality of attachment members securing the nozzle, the clamping member, and the nozzle hanger together. A sealing member of the nozzle hanger seals off an airfoil of the nozzle from adjacent airflow.
Description
The cross reference of related application
Present patent application is advocated being entitled as the U.S. Provisional Patent Application sequence number No. 61/666 of " nozzle, nozzle suspension bracket and ceramic-on-metal are attached " in application on June 29th, 2012, the preference of 411, by reference as it openly integrated with rewriteeing completely herein.
Technical field
The present invention relates generally to turbine.More specifically, relate to for the nozzle of turbine, nozzle suspension bracket and ceramic-on-metal attachment system.
Background technique
Past has used many technology to manufacture turbine engine component, such as, use turbine blade or the nozzle of ceramic matric composite (CMC).A kind of method manufacturing CMC component relates to the carborundum based material comprising fibrous material, and the infiltration of this fibrous material has the silicon of fusing, is referred to herein as Silcomp technique.This fiber has about 140 microns or larger diameter usually, which prevent by crisscross, the complicated shape of Silcomp manufacture technics, such as turbine blade component.
The another kind of technology manufacturing CMC turbine blade is the method being known as slurry casting infiltration (MI) technique.In a kind of method using slurry casting MI method to manufacture, that weaves cotton cloth by first providing balanced two dimension (2D) foldingly produces CMCs, this is weaved cotton cloth and comprises silicon carbide-containing (SiC) fiber, there are two weaving directions being oriented relative to one another to basic 90 ° of angles, there is the fiber of the basic equal number extended on two weaving directions.
Usually, this turbine component requires the attachment of contiguous metal hardware and/or metal surface.Two shortcomings relevant to CMC being attached to metal hardware are: by the wearing and tearing of hard, that wear-resisting ceramic material surfaces causes metal hardware; With the shortage of the load distribution in CMC.In interface between CMC component and metal surface (such as shroud), it is crucial that load distributes.Typically, metallic shim or ceramic cloth are inserted between CMC and metal surface to improve load distribution.Usually by coating to metal hardware or coating to nozzle surfaces for attachment should be used for reduce wear.
Therefore, in the art, not desirable by the nozzle of above-mentioned disadvantages affect, nozzle suspension bracket and ceramic matric composite to metallic attachment system.
Summary of the invention
According to example embodiment of the present disclosure, provide a kind of nozzle.This nozzle comprises the first band, the second band, the thumbpiece connecting the first band and the second band and assembly, and assembly and second is with and thumbpiece forms.Assembly has first surface and second surface.Assembly comprises the chamber extending through thumbpiece.Assembly comprises the outside load-bearing surface in footpath around chamber.Assembly comprises the contrary inside load-bearing surface in footpath of load-bearing surface outside with footpath.Assembly comprises the tangential interface between the inside load-bearing surface of the outside load-bearing surface in footpath and footpath.Assembly comprises moment of flexure (moment) interface surface, and this moment of flexure interface surface is contrary with tangential interface between the outside load-bearing surface in footpath with the inside load-bearing surface in footpath.Assembly nozzle is attached to around static surface.
According to another example embodiment of the present disclosure, provide a kind of nozzle suspension bracket.This nozzle suspension bracket comprises nozzle receiving surface and shroud suspension bracket, and shroud suspension bracket and nozzle receiving surface form and adjoining nozzles receiving surface.Nozzle suspension bracket comprises the axial carrying surface approximately perpendicular to nozzle receiving surface.Nozzle suspension bracket comprises the tangential load-bearing surface approximately perpendicular to nozzle receiving surface.Nozzle suspension bracket comprises the moment of flexure load-bearing surface contrary with tangential load-bearing surface.Nozzle suspension bracket fanging noz(zle) and by the load transfer of nozzle and suspension bracket to around static structures.
According to another example embodiment of the present disclosure, provide a kind of ceramic-on-metal attachment system.Ceramic-on-metal attachment system comprises nozzle, nozzle suspension bracket, clamping unit and multiple attachment component.This nozzle comprises the first band, the second band, the thumbpiece connecting the first band and the second band and assembly, and this assembly and second is with and thumbpiece forms.The assembly of nozzle has first surface and second surface, and comprises the chamber extending through thumbpiece.The assembly of nozzle comprises the outside load-bearing surface in footpath around chamber.The assembly of nozzle comprises the contrary inside load-bearing surface in footpath of load-bearing surface outside with footpath.The assembly of nozzle comprises the tangential interface between the inside load-bearing surface of the outside load-bearing surface in footpath and footpath.The assembly of nozzle comprises moment of flexure interface surface, and this moment of flexure interface surface is contrary with tangential interface between the outside load-bearing surface in footpath with the inside load-bearing surface in footpath.The assembly of nozzle nozzle is attached to around static surface.Nozzle suspension bracket comprises nozzle receiving surface and shroud suspension bracket, and this shroud suspension bracket and nozzle receiving surface form and adjoining nozzles receiving surface.Nozzle suspension bracket comprises the axial carrying surface approximately perpendicular to nozzle receiving surface.Nozzle suspension bracket comprises the tangential load-bearing surface approximately perpendicular to nozzle receiving surface.Nozzle suspension bracket comprises the moment of flexure load-bearing surface contrary with tangential load-bearing surface.Nozzle suspension bracket comprises around chamber and sealed member between nozzle receiving surface and nozzle.Nozzle suspension bracket fanging noz(zle) and by the load transfer of nozzle and suspension bracket to around static structures.The second surface of clamping unit adjoining nozzles and the assembly of nozzle.Nozzle, clamping unit and nozzle suspension bracket are fixed together by multiple attachment component.The sealed member sealing thumbpiece of nozzle suspension bracket is to make it not by adjacent airflow influence.
Other features and advantages of the present invention will become apparent from the following more detailed description of the preferred embodiment carried out by reference to the accompanying drawings, and accompanying drawing illustrates principle of the present invention by example.
Accompanying drawing explanation
Fig. 1 is the perspective diagrammatic side view of nozzle of the present disclosure.
Fig. 2 is the perspective diagrammatic top view of nozzle of the present disclosure.
Fig. 3 is the diagrammatic top view of nozzle of the present disclosure.
Fig. 4 is the perspective diagrammatic bottom view of nozzle suspension bracket of the present disclosure.
Fig. 5 is the perspective diagrammatic top view of nozzle suspension bracket of the present disclosure.
Fig. 6 is the diagrammatic side view of nozzle suspension bracket of the present disclosure.
Fig. 7 is the partial perspective schematic diagram of the part of ceramic-on-metal attachment system of the present disclosure.
Fig. 8 is the side cross-sectional view of ceramic-on-metal attachment system of the present disclosure.
Fig. 9 is the perspective view of clamping unit of the present disclosure.
Figure 10 is the plan view of clamping unit of the present disclosure.
Whenever possible, then will identical label be used to represent identical part throughout accompanying drawing.
Embodiment
Nozzle, nozzle suspension bracket and ceramic-on-metal attachment system are provided.
An advantage of embodiment of the present disclosure comprises: ceramic matric composite (CMC) nozzle can operate at the temperature higher than conventional metals nozzle.Another advantage of embodiment comprises the attachment of CMC nozzle in cantilever position.The another advantage of embodiment of the present disclosure comprises the system for CMC nozzle being attached to metallic nozzle suspension bracket.Another advantage of the present disclosure comprises the system for metallic nozzle being attached to metallic nozzle suspension bracket.The another advantage of embodiment is: system provides the direct load paths from thumbpiece to attachment.Another advantage of embodiment is for reducing nozzle arrangement stress.A further advantage of the present disclosure is that this system allows nozzle to grow with the difference heat of attachment suspension bracket.Another advantage of the present disclosure is the facility placement that this system is provided for the sealing of thumbpiece chamber.
Fig. 1 is the perspective diagrammatic side view of nozzle 100.According to an embodiment, nozzle can have front-end and back-end.Such as, as in fig. 1-3 draw, nozzle 100 has front end 110 and rear end 108.Nozzle 110 can comprise the first band 102, second band 104 and the thumbpiece 106 being connected the first band 102 and the second band 104.As used in this article, " band " refer to nozzle for limiting the top of thumbpiece path and the higher of bottom or comparatively lower part.Nozzle 100 can be ceramic matric composite (CMC), and can use suitable laying (layup) technology or other known CMC component manufacturing technology and be formed.Nozzle 100 can comprise assembly 120, assembly 120 and second be with 104 and thumbpiece 106 form.Assembly 120 can have first surface 114 and second surface 116.Assembly 120 can comprise the chamber 130 extending through thumbpiece 106.Assembly 120 can comprise the outside load-bearing surface 140 in footpath on the first surface 114 of the second band 104.The outside load-bearing surface 140 in footpath can around chamber 130.The outside load-bearing surface 140 in footpath can receive during operation and support the pressure load from nozzle 100.On the second surface 116 that assembly 120 can be included in the second band 104 and the inside load-bearing surface 150 in the footpath contrary with the outside load-bearing surface in footpath 140.The inside load-bearing surface 150 in footpath can receive during operation and support the pressure load from nozzle 100.Assembly 120 can comprise the tangential interface 160 between the inside load-bearing surface of the outside load-bearing surface in footpath 140 and footpath 150.In one embodiment, tangential interface 160 can receive during operation and support the pressure load from nozzle 100.Assembly 120 can comprise moment of flexure interface 170 between the outside load-bearing surface in footpath 140 with the inside load-bearing surface in footpath 150 and contrary with tangential interface 160.Assembly 120 nozzle 100 can be attached to around static surface 800, such as housing (see Fig. 8).
According to an embodiment, assembly can comprise adjacent moment of flexure interface and axial interface between the inside load-bearing surface of the outside load-bearing surface in footpath and footpath.Such as, as Figure 1-3, assembly 120 can comprise adjacent moment of flexure interface 170 and axial interface 180 between the inside load-bearing surface 150 of the outside load-bearing surface in footpath 140 and footpath.Assembly 120 can comprise the mounting hole 190 (see Fig. 7-8) for receiving attachment component 702.As shown in Figure 1, assembly 120 can with second be with 104 and thumbpiece 106 form, and the second surface 116 and second that can comprise assembly 120 is with the interval 122 between 104.Interval 122 can be suitable for receiving clamping unit 710 (see Fig. 7-10).Assembly 120 can be designed to supplement and fit with nozzle suspension bracket 400, makes assembly 120 and nozzle suspension bracket 400 can have complementary angled surface.Angle can be all from about 0 degree to about 45 degree anywhere, or is alternatively from about 5 degree to about 40 degree, or is alternatively from about 10 degree to about 35 degree.In one embodiment, can selected angle to mate stream.As shown in Figure 3, chamber 130 is formed in assembly 120, and extends through thumbpiece 106 and the first band 102.In one embodiment, chamber 130 comprise at least one aperture 132 of cooling-air and for bolted attachments to the path 134 of sealed case (not shown).
According to an embodiment, provide nozzle suspension bracket.Such as, Fig. 4-6 shows the embodiment of nozzle suspension bracket 400 of the present disclosure.Fig. 4 is the perspective diagrammatic top view of nozzle suspension bracket 400.Nozzle suspension bracket 400 can be made up of Ni-based or cobalt-based super-alloy.Nozzle suspension bracket 400 can comprise the nozzle receiving surface 410 for fanging noz(zle) 100.Nozzle suspension bracket 400 can comprise shroud suspension bracket 430, and shroud suspension bracket 430 and nozzle receiving surface 410 form and adjoining nozzles receiving surface 410.Shroud suspension bracket 430 can operate that nozzle suspension bracket 400 is attached to static structures 800, i.e. housing (see Fig. 8).Nozzle suspension bracket 400 can comprise axial carrying surface 440, and it is approximately perpendicular to nozzle receiving surface 410.As used in this article, " near normal " be approximately ± 25 degree.Nozzle suspension bracket 400 can comprise tangential load-bearing surface 450, and it is approximately perpendicular to nozzle receiving surface 410.Nozzle suspension bracket 400 can comprise moment of flexure load-bearing surface 460, and it is contrary with tangential load-bearing surface 450.Nozzle suspension bracket 400 can at nozzle receiving surface 410 place fanging noz(zle) 100, and can by the load transfer of nozzle 100 and nozzle suspension bracket 100 to around static structures 800, such as shroud (see Fig. 8).Such as, as shown in Figure 5, nozzle suspension bracket 400 can comprise at least one path 480, for receiving the cooling-air being used for thumbpiece 106 chamber 130.As draw, nozzle suspension bracket 400 can comprise two sealed grooves 470 for fanging noz(zle) 100.Sealed groove 470 can receive sealed member, and such as but not limited to rope type Sealing and ceramic seal, thus sealing thumbpiece 106 is to make it not by adjacent airflow influence.In an alternative embodiment, nozzle suspension bracket 400 can be the sections of any amount of single sections or composition 360 ° degree ring.As shown in Figure 6, nozzle suspension bracket 400 can be single-piece, but in an alternative embodiment, nozzle suspension bracket 400 can be two or more parts.
According to an embodiment, provide ceramic-on-metal attachment system, it comprises nozzle, nozzle suspension bracket, clamping unit and multiple attachment component.Such as, Fig. 7 and 8 shows ceramic-on-metal attachment system 700.Ceramic-on-metal attachment system 700 can comprise nozzle 100, nozzle suspension bracket 400, clamping unit 710 and multiple attachment component 702.Nozzle 100 can cooperate with nozzle suspension bracket 400 and be attached to nozzle suspension bracket 400.As shown in Figure 8, both nozzle 100 and nozzle suspension bracket 400 can comprise angle, thus allow nozzle 100 to have cantilevered construction.Clamping unit 710 can be arranged in interval 122, the second band 104 and assembly 120 of this interval 122 adjoining nozzles 100.Clamping unit 710 can reduce nozzle 100 vibration and can by the nozzle 100 that is connected in interval 122.Nozzle 100, clamping unit 710 and nozzle suspension bracket 400 can be fixed together by attachment component 702 and liner 704.Nozzle 100 can comprise the mounting hole 190 for receiving attachment component 702.Clamping unit 710 can comprise the bolt hole 990 for receiving attachment component 702.Nozzle suspension bracket 400 can comprise the aperture 490 for holding attachment component 702.In one embodiment, such as, go out as depicted in fig. 7, mounting hole 190 (see Fig. 1), bolt hole 990 (see Fig. 9) and aperture 490 (see Fig. 4) can be aimed to receive attachment component 702.
According to an embodiment, provide clamping unit.Such as, Fig. 9 and Figure 10 shows the embodiment of clamping unit 710.The first surface 902 of clamping unit 710 can comprise multiple convex surfaces 910 and 912.First convex surfaces 910 can cooperate with the inside load-bearing surface 150 in the footpath of assembly 120.Second convex surfaces 912 can cooperate with the second surface 116 of assembly 120.Clamping unit 710 can be made up of metal, such as, but not limited to Ni-based or cobalt-based super-alloy.
Although describe the present invention with reference to preferred embodiment, it will be understood by those skilled in the art that and can carry out various change and for their composition replaces equivalent and do not depart from category of the present invention.In addition, many amendments can be carried out and not depart from its basic categories to make concrete situation or material adapt to instruction of the present invention.Therefore, being intended to, the invention is not restricted to as conceiving the disclosed specific embodiment for enforcement preferred forms of the present invention, but the present invention will comprising all embodiments fallen within the scope of claims.
Claims (16)
1. a nozzle, comprising:
First band;
Second band;
Thumbpiece, it links described first band and described second band; With
Assembly, itself and described second to be with and described thumbpiece forms, described assembly has first surface and second surface, and described assembly comprises:
Chamber, described chamber extends through described thumbpiece;
The outside load-bearing surface in footpath, it is around described chamber;
The inside load-bearing surface in footpath, it is contrary with the outside load-bearing surface in described footpath;
Tangential interface, it is between the inside load-bearing surface of the outside load-bearing surface in described footpath and described footpath; With
Moment of flexure interface surface, it is between the inside load-bearing surface of the outside load-bearing surface in described footpath and described footpath, and contrary with described tangential interface;
Wherein, described assembly described nozzle is attached to around static surface.
2. nozzle according to claim 1, is characterized in that, described nozzle is ceramic matric composite or metal.
3. nozzle according to claim 1, is characterized in that, described nozzle is installed with cantilever configuration.
4. nozzle according to claim 1, is characterized in that, described assembly comprises axial interface, and described axial interface adjoins described moment of flexure interface and between the inside load-bearing surface of the outside load-bearing surface in described footpath and described footpath.
5. nozzle according to claim 1, is characterized in that, processing assembly is to form described tangential load-bearing surface and described moment of flexure interface surface.
6. a nozzle suspension bracket, comprising:
Nozzle receiving surface;
Shroud suspension bracket, itself and described nozzle receiving surface form and adjacent described nozzle receiving surface;
Axial carrying surface, it is approximately perpendicular to described nozzle receiving surface;
Tangential load-bearing surface, it is approximately perpendicular to described nozzle receiving surface; With
Moment of flexure load-bearing surface, it is contrary with described tangential load-bearing surface;
Wherein, described nozzle suspension bracket fanging noz(zle) and by the load transfer of nozzle and suspension bracket to around static structures.
7. nozzle suspension bracket according to claim 6, is characterized in that, described nozzle suspension bracket is metal.
8. nozzle suspension bracket according to claim 6, is characterized in that, described nozzle suspension bracket is attached to housing by described shroud suspension bracket.
9. nozzle suspension bracket according to claim 6, is characterized in that, nozzle is ceramic base composite material member.
10. nozzle suspension bracket according to claim 6, is characterized in that, described nozzle suspension bracket comprises sealed member.
11. 1 kinds of ceramic-on-metal attachment systems, comprising:
Nozzle, described nozzle comprises:
First band;
Second band;
Thumbpiece, it links described first band and described second band;
And assembly, itself and described second to be with and described thumbpiece forms, described assembly has first surface and second surface, and described assembly comprises:
Chamber, described chamber extends through described thumbpiece;
The outside load-bearing surface in footpath, it is around described chamber;
The inside load-bearing surface in footpath, it is contrary with the outside load-bearing surface in described footpath;
Tangential interface, it is between the inside load-bearing surface of the outside load-bearing surface in described footpath and described footpath; With
Moment of flexure interface surface, it is between the inside load-bearing surface of the outside load-bearing surface in described footpath and described footpath, and contrary with described interface;
Wherein, described assembly described nozzle is attached to around static surface;
Nozzle suspension bracket, it is for receiving described nozzle, and described nozzle suspension bracket comprises:
Nozzle receiving surface;
Shroud suspension bracket, itself and described nozzle receiving surface form and adjacent described nozzle receiving surface;
Axial carrying surface, it is approximately perpendicular to described nozzle receiving surface;
Tangential load-bearing surface, it is approximately perpendicular to described nozzle receiving surface;
Moment of flexure load-bearing surface, it is contrary with described tangential load-bearing surface; With
Sealed member, it is around described chamber and between described nozzle receiving surface and described nozzle;
Wherein, described nozzle suspension bracket fanging noz(zle) and by the load transfer of described nozzle and described frame to around static structures;
Clamping unit, its adjacent second surface of described nozzle and assembly of described nozzle; With
Multiple attachment component, described nozzle, described clamping unit and described nozzle suspension bracket are fixed together by described attachment component;
Wherein, the sealed member of described nozzle suspension bracket seals described thumbpiece to make it not by adjacent airflow influence.
12. ceramic-on-metal attachment systems according to claim 11, is characterized in that, described nozzle is ceramic matric composite or metal.
13. ceramic-on-metal attachment systems according to claim 11, is characterized in that, described nozzle suspension bracket is metal.
14. ceramic-on-metal attachment systems according to claim 11, it is characterized in that, described clamping unit comprises multiple convex surfaces.
15. ceramic-on-metal attachment systems according to claim 11, is characterized in that, described nozzle suspension bracket is attached to shroud by described shroud suspension bracket.
16. ceramic-on-metal attachment systems according to claim 11, is characterized in that, described clamping unit is metal.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261666411P | 2012-06-29 | 2012-06-29 | |
| US61/666411 | 2012-06-29 | ||
| US13/804402 | 2013-03-14 | ||
| US13/804,402 US9546557B2 (en) | 2012-06-29 | 2013-03-14 | Nozzle, a nozzle hanger, and a ceramic to metal attachment system |
| PCT/US2013/043265 WO2014003956A1 (en) | 2012-06-29 | 2013-05-30 | A nozzle, a nozzle hanger, and a ceramic to metal attachment system of a gas turbine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104822904A true CN104822904A (en) | 2015-08-05 |
| CN104822904B CN104822904B (en) | 2017-10-03 |
Family
ID=49777091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380034547.7A Expired - Fee Related CN104822904B (en) | 2012-06-29 | 2013-05-30 | Nozzle, nozzle suspension bracket and the ceramic-on-metal attachment system of gas turbine |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US9546557B2 (en) |
| EP (1) | EP2877703A1 (en) |
| JP (1) | JP6134790B2 (en) |
| CN (1) | CN104822904B (en) |
| BR (1) | BR112015000083A2 (en) |
| CA (1) | CA2877311C (en) |
| WO (1) | WO2014003956A1 (en) |
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| JP6614407B2 (en) * | 2015-06-10 | 2019-12-04 | 株式会社Ｉｈｉ | Turbine |
| US10309240B2 (en) * | 2015-07-24 | 2019-06-04 | General Electric Company | Method and system for interfacing a ceramic matrix composite component to a metallic component |
| US11230935B2 (en) | 2015-09-18 | 2022-01-25 | General Electric Company | Stator component cooling |
| US11008888B2 (en) | 2018-07-17 | 2021-05-18 | Rolls-Royce Corporation | Turbine vane assembly with ceramic matrix composite components |
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| US11149567B2 (en) | 2018-09-17 | 2021-10-19 | Rolls-Royce Corporation | Ceramic matrix composite load transfer roller joint |
| US10890077B2 (en) | 2018-09-26 | 2021-01-12 | Rolls-Royce Corporation | Anti-fret liner |
| US10859268B2 (en) | 2018-10-03 | 2020-12-08 | Rolls-Royce Plc | Ceramic matrix composite turbine vanes and vane ring assemblies |
| US10808553B2 (en) * | 2018-11-13 | 2020-10-20 | Rolls-Royce Plc | Inter-component seals for ceramic matrix composite turbine vane assemblies |
| US11149568B2 (en) | 2018-12-20 | 2021-10-19 | Rolls-Royce Plc | Sliding ceramic matrix composite vane assembly for gas turbine engines |
| US10961857B2 (en) | 2018-12-21 | 2021-03-30 | Rolls-Royce Plc | Turbine section of a gas turbine engine with ceramic matrix composite vanes |
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- 2013-05-30 JP JP2015520205A patent/JP6134790B2/en not_active Expired - Fee Related
- 2013-05-30 BR BR112015000083A patent/BR112015000083A2/en active Search and Examination
- 2013-05-30 CN CN201380034547.7A patent/CN104822904B/en not_active Expired - Fee Related
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Also Published As
| Publication number | Publication date |
|---|---|
| CA2877311A1 (en) | 2014-01-03 |
| US9546557B2 (en) | 2017-01-17 |
| JP2015522752A (en) | 2015-08-06 |
| JP6134790B2 (en) | 2017-05-24 |
| US20140001285A1 (en) | 2014-01-02 |
| EP2877703A1 (en) | 2015-06-03 |
| BR112015000083A2 (en) | 2019-10-15 |
| WO2014003956A8 (en) | 2015-05-28 |
| WO2014003956A1 (en) | 2014-01-03 |
| CA2877311C (en) | 2020-06-30 |
| CN104822904B (en) | 2017-10-03 |
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